DNA polymerases need a primer oligonucleotide (RNA or DNA) - their substrates are an existing 3'-OH group and a dNTP. The primase however is a typical RNA polymerase, capable of initiating polynucleotide synthesis de novo by positioning a complementary ribonucleoside 5'-triphosphate opposite its complementary DNA base.
Alison Schapker. Alison Schapker is an American television writer and producer. She is well known for her work on the ABC espionage series Alias and for the FOX science-fiction series Fringe.
Sarah Huckabee Sanders. Sarah Elizabeth Huckabee Sanders[1] (born August 13, 1982)[2] is an American political aide who currently serves as White House Press Secretary. She is the daughter of former governor of Arkansas and Republican presidential candidate Mike Huckabee and former Arkansas first lady Janet Huckabee.